YOU SAID:
Be a waiter, my friend.
INTO JAPANESE
ウェイター、私の友人であります。
BACK INTO ENGLISH
Waiter, my friends are in.
INTO JAPANESE
ウェイターは、私の友人は、です。
BACK INTO ENGLISH
The waiter is a friend of mine is.
INTO JAPANESE
ウェイターは私の友人です。
BACK INTO ENGLISH
The waiter is a friend of mine.
INTO JAPANESE
ウェイターは私の友人です。
BACK INTO ENGLISH
The waiter is a friend of mine.
That didn't even make that much sense in English.